you just multiply 3 1/2 and 2/3 but you first turn the mixed number into a fraction
Someone using a camera.
Unless the job is work for hire or work for employer the photographer holds the copyright.
art
It really depends on the purpose and the occasion. For a regular photo, there would be no need to buy a photograph envelope, but if it is a delicate photo and/or you want to send it to someone, it would be worth it to but a photograph envelop.
No a portrait can be a photograph. So long as it is of someone it is a portrait.
director
You need to have a box dimension in your igloo and walk over to it. Or, vist someone's igloo and they might have one and go in there.
You can photograph people in public without their permission for any reason you want.
I believe that a photograph is unethical when it misrepresents a business, a person or a belief intentionally. If a photograph causes emotional strain or stress to someone grieving the loss of a loved one, even a pet, I believe that it is unethical to post it. If a photograph promotes racial, religious, gender or sexual bias, it is unethical.
Someone looking to purchase a Dell Dimension 4100 can find them on the Dell website. One might try to purchase it used on Craigslist or Kijiji for a better deal.
If you put someone in the picture, you add them to the group or to the equation, as if you were taking a photograph of everything that's going on.
A geologist